package com.xinjie.coursesystem.db;

import com.xinjie.coursesystem.pojo.Course;
import com.xinjie.coursesystem.pojo.Student;
import com.xinjie.coursesystem.pojo.Teacher;

import java.util.ArrayList;
import java.util.List;

/**
 * @Description:
 * @author: xinjie.txt
 * @date: 2020/7/22  10:18
 */
public class DBInfo {



}
